6.IB Pinputsunlight is set by agricultural requirements; P by colony operational needs; P, t by inputoperations 1.npu l.i festyle the inhabitants' electrical consumption; Poutputhull + shield by the shield design; ncomp bay available technolgoy. Once T 1 and T 2 have been picked, the enthalpies looked up in tables, and pheat into pump calculated from the equation above, then m = Pheat into pump (hl -h4) 1 ; (h 2 -h 1 ) Pthermal ncomp p outputrad m (h 2 -h 3 ) As discussed in VI.8.(~) 2 - 1 T rad T2 T3 ½ [I~) 3 1] and Poutputrad (E) (cr) (Trad) 4 If T 2 is below 644°K (see Appendix VI.G), an aluminum radiator is adequate: If T 2 is above 644°K, a steel radiator is needed: Mrad = ($steel rad) (Arad)
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